8397999

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:732

約数の個数: 20

約数和(自身を含む): 12632400

約数和(自身を除く): 4234401

約数列:

[1, 3, 9, 27, 81, 199, 521, 597, 1563, 1791, 4689, 5373, 14067, 16119, 42201, 103679, 311037, 933111, 2799333, 8397999]

約数ペア:

[(1, 8397999), (3, 2799333), (9, 933111), (27, 311037), (81, 103679), (199, 42201), (521, 16119), (597, 14067), (1563, 5373), (1791, 4689)]